Definition: In this task, you are given inputs i,j, and A, where i and j are integers and A is a list. You need to return the sum of all the numerical elements in the list A between the positions i and j (including positions i and j). Return 0 if no numerical element is present in the list between the given ranges. i and j will be non-negative, and will always have a value less than the length of A. i will always be less than j.
Input: 8, 13, ['T', 'R', 'n', '3887', '7911', 'K', '6141', '8327', 'Q', '2661', 'j', '2243', 'b', 'E', '2825', 'b', '2989']

13231